发明名称 |
METHOD AND DEVICE FOR LINING PIPE LINE OR PASSAGE |
摘要 |
A method for lining a passageway which comprises providing a plurality of tube sections connected end to end, pulling a first tube section through the passageway in a collapsed condition and thereafter everting a second tube section into the interior of said collapsed first tube section to cause it to expand outwardly toward the interior walls of said passageway. |
申请公布号 |
RU2070303(C1) |
申请公布日期 |
1996.12.10 |
申请号 |
SU19905001813 |
申请日期 |
1990.03.19 |
申请人 |
INA EKVIZISHN KORPOREJSHN |
发明人 |
EDVARD PITER SMIT |
分类号 |
B29C63/36;B29C47/00;B29C63/34;B29C65/62;B29D23/00;F16L;F16L55/16;F16L55/165;(IPC1-7):F16L55/165 |
主分类号 |
B29C63/36 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|